Siemens SIMOTICS T-1FW68, Configuration Manual

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Configuring
5.1 Configuring workflow
1FW68 radial segment motors
Configuration Manual, 08/2021, A5E51132930B AA
87
Example
Figure 5-2 Example of a duty cycle with a speed-time diagram n(t), the resulting angular
acceleration-time diagram α (t), and a machining torque-time diagram M
b
(t)
5.1.4 Torque-time diagram
Required motor torque
The required motor torque M
m
is always the sum of the individual torques. The sign of
the torque must always be correctly taken into account.
M
m
= M
a
+ M
b
+ M
r
M
a
: Accelerating torque
M
b
: Machining torque
M
r
: Frictional torque